[R-SIG-Mac] help building a package on mac

[Simon Urbanek]

On Sep 6, 2009, at 11:15 AM, Romain Francois wrote:

> On 09/06/2009 04:24 PM, Simon Urbanek wrote:
>>
>>
>> On Sep 6, 2009, at 8:03 AM, Romain Francois wrote:
>>
>>> Hello,
>>>
>>> I am developping an R aware version of apache ant, so that you can  
>>> run
>>> R code within an ant build script. This will make the compilation of
>>> java source from one package that depends on java code from another
>>> package easier, etc ...
>>>
>>> But I can not build it on the mac platform.
>>
>> If I see it correctly, you don't need native compilation for each
>> architecture, because the resulting code should be platform- 
>> indemendent
>> (Java-classes).
>
> correct
>
>> Also you're not really building any dynamic library to
>> load in R.
>
> Embarrassingly correct
>
>> If both are correct, you can for example use configure
>> instead of src/Makevars to build your Java code since this a)  
>> guarantees
>> that it is run only once b) doesn't trigger the SHLIB building so you
>> do't need a fake .so.
>
> Thanks. This is much better than the Makevars trick, too bad this  
> cannot be a configure.R script that gets executed by Rscript as R is  
> more likely installed than bash.
>
> Am I right in assuming that the bash script can use ${R_HOME}
>

It doesn't have to be bash, but yes, it can use anything that is set  
by R CMD (including ${R_HOME}).
(Note that you'll also probably need configure.win - likely it'll have  
to be a bit different, but ${R_HOME} is accessible as well.)

Cheers,
Simon



> Romain
>
>> Cheers,
>> Simon
>>
>>
>>> Could someone from this list try to build it.
>>>
>>> The package is source-controlled on r-forge :
>>>
>>> $ svn checkout svn://svn.r-forge.r-project.org/svnroot/orchestra/pkg/ant
>>> $ R CMD build ant
>>> # R CMD INSTALL ant_0.0-3.tar.gz
>>>
>>> The log file from r-forge shows partial success:
>>> http://r-forge.r-project.org/R/?group_id=504&add_log=check_x86_32_mac&pkg=ant&flavor=patched&type=00install.out
>>>
>>>
>>> I think the relevant part of the file is this :
>>>
>>> ** arch - ppc
>>> /Library/Frameworks/R.framework/Resources/bin/Rscript ../exec/ant.R
>>> --installer
>>> Java for ppc cannot run in this configuration.
>>> Please consult documentation.
>>> Error in .jinit() : Cannot create Java virtual machine (-1)
>>> Calls: .jinit -> .External
>>> Execution halted
>>> make: *** [mylibs] Error 1
>>> ERROR: compilation failed for package 'ant'
>>>
>>> and this is probably related to my Makevars file.
>>>
>>> I don't have myself access to a mac and would appreciate feedback,  
>>> so
>>> that I can release the package on CRAN.
>>>
>>> Many thanks in advance,
>>>
>>> Romain
>
> -- 
> Romain Francois
> Professional R Enthusiast
> +33(0) 6 28 91 30 30
> http://romainfrancois.blog.free.fr
> |- http://tr.im/xMdt : update on the ant package
> |- http://tr.im/xHLs : R capable version of ant
> `- http://tr.im/xHiZ : Tip: get java home from R with rJava
>
>